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Finding the Fourth Proportional to 6,999.32, 9,660.98 and 4,764.93

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Solution

The fourth proportional to 6,999.32, 9,660.98 and 4,764.93 is: 6,576.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.32 : 9,660.98 = 4,764.93 : x
  2. Step 2: Convert to fraction form
    6,999.32/9,660.98 = 4,764.93/x
  3. Step 3: Cross multiply
    6,999.32x = 9,660.98 × 4,764.93
  4. Step 4: Simplify right side
    6,999.32x = 46,033,893.43
  5. Step 5: Solve for x
    x = 46,033,893.43/6,999.32
  6. Step 6: Final answer
    x = 6,576.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.